Iran agrees to surrender enriched uranium stockpile by 2026?

Platform comparison

Active sub-markets

Market context

Iran's agreement to surrender any portion of its enriched uranium stockpile by end-March 2026 remains absent from diplomatic channels. The Islamic Republic currently maintains roughly 60 kilograms of uranium enriched to 60% purity—far below weapons-grade but substantially above the 3.65% ceiling set by the 2015 Joint Comprehensive Plan of Action (JCPOA). No formal pledge to transfer, ship, or dispose of this material has been publicly announced, explaining the 0% crowd probability at settlement window close.

Historical precedent suggests such reversals occur only under severe economic or military pressure. Libya's 2003 surrender of its nuclear programme followed years of sanctions and covert military operations; South Africa's 1989 voluntary dismantlement came after apartheid's collapse and internal political transformation. Iran has instead accelerated enrichment since the U.S. withdrew from the JCPOA in 2018, treating stockpile expansion as leverage rather than liability. The current geopolitical environment—with regional tensions elevated and U.S. administrations alternating between sanctions maximalism and negotiation—offers minimal grounds for voluntary surrender within the 15-month window.

Traders monitoring this market should track three catalysts: formal U.S.–Iran nuclear talks resumption (currently stalled); any Israeli military action against Iranian nuclear facilities that forces diplomatic recalibration; and shifts in U.S. policy following electoral cycles. Reuters and IAEA statements on enrichment levels serve as primary data sources. On-chain, USDC settlement mechanics mean resolution hinges entirely on verifiable public statements from Iranian officials or binding multilateral agreements, not speculative reporting.

Methodology

Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.

Resolution & payout

Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.

Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.

FAQ

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.